/* ==========================================================================
   浙宝电气网站管理后台样式 (admin.css)
   ========================================================================== */

:root {
  --admin-bg: #f1f5f9;
  --admin-sidebar-bg: #0f172a;
  --admin-card-bg: #ffffff;
  --admin-primary: #005bac;
  --admin-danger: #e50012;
  --admin-success: #10b981;
  --admin-warning: #f59e0b;
  --admin-border: #e2e8f0;
  --admin-text: #1e293b;
  --admin-text-muted: #64748b;
}

body {
  background-color: var(--admin-bg);
  color: var(--admin-text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  margin: 0;
  padding: 0;
}

/* 顶部管理员导航栏 */
.admin-navbar {
  background: #ffffff;
  border-bottom: 1px solid var(--admin-border);
  height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 32px;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 10px rgba(0,0,0,0.03);
}

.admin-logo-area {
  display: flex;
  align-items: center;
  gap: 16px;
}

.admin-logo-area img {
  height: 38px;
  object-fit: contain;
}

.admin-system-title {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--admin-primary);
  display: flex;
  align-items: center;
  gap: 8px;
}

.admin-version-badge {
  font-size: 0.72rem;
  background: #e0f2fe;
  color: #0369a1;
  padding: 2px 8px;
  border-radius: 12px;
  font-weight: 700;
}

.admin-top-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

/* 模块切换一级大 Tab */
.admin-nav-tabs-bar {
  background: #ffffff;
  border-bottom: 1px solid var(--admin-border);
  padding: 0 32px;
  display: flex;
  gap: 12px;
  position: sticky;
  top: 68px;
  z-index: 90;
  box-shadow: 0 2px 6px rgba(0,0,0,0.02);
}

.admin-main-tab-btn {
  padding: 14px 22px;
  border: none;
  background: transparent;
  font-size: 0.96rem;
  font-weight: 700;
  color: #64748b;
  cursor: pointer;
  border-bottom: 3px solid transparent;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: all 0.2s ease;
}

.admin-main-tab-btn:hover {
  color: var(--admin-primary);
}

.admin-main-tab-btn.active {
  color: var(--admin-primary);
  border-bottom-color: var(--admin-primary);
  background: rgba(0, 91, 172, 0.04);
}

/* 主工作区 */
.admin-container {
  max-width: 1380px;
  margin: 28px auto;
  padding: 0 24px;
}

/* Tab 面板容器 */
.admin-tab-section {
  display: none;
  animation: fadeIn 0.25s ease;
}

.admin-tab-section.active {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

/* 数据统计卡片行 */
.admin-stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-bottom: 28px;
}

.admin-stat-card {
  background: #ffffff;
  border-radius: 12px;
  padding: 22px 24px;
  border: 1px solid var(--admin-border);
  box-shadow: 0 2px 8px rgba(0,0,0,0.02);
  display: flex;
  align-items: center;
  gap: 18px;
}

.stat-icon-wrapper {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  flex-shrink: 0;
}

.stat-icon-blue { background: #e0f2fe; color: #0284c7; }
.stat-icon-red { background: #fee2e2; color: #dc2626; }
.stat-icon-green { background: #dcfce7; color: #16a34a; }
.stat-icon-purple { background: #f3e8ff; color: #9333ea; }

.stat-info h4 {
  font-size: 0.82rem;
  color: var(--admin-text-muted);
  margin: 0 0 6px 0;
  font-weight: 600;
}

.stat-info .stat-val {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--admin-text);
  margin: 0;
}

/* 表格与操作主卡片 */
.admin-main-panel {
  background: #ffffff;
  border-radius: 16px;
  border: 1px solid var(--admin-border);
  box-shadow: 0 4px 20px rgba(0,0,0,0.03);
  padding: 28px;
}

.panel-header-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 24px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--admin-border);
}

.panel-search-filters {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.admin-input, .admin-select {
  padding: 9px 14px;
  border-radius: 8px;
  border: 1px solid var(--admin-border);
  font-size: 0.9rem;
  background: #f8fafc;
  outline: none;
  transition: all 0.2s ease;
}

.admin-input:focus, .admin-select:focus {
  border-color: var(--admin-primary);
  background: #ffffff;
  box-shadow: 0 0 0 3px rgba(0, 91, 172, 0.1);
}

.panel-btn-group {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

/* 按钮风格 */
.btn-admin {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 9px 18px;
  border-radius: 8px;
  font-size: 0.88rem;
  font-weight: 700;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all 0.2s ease;
  text-decoration: none;
}

.btn-admin-primary {
  background: var(--admin-primary);
  color: #ffffff;
}

.btn-admin-primary:hover {
  background: #004585;
  box-shadow: 0 4px 12px rgba(0, 91, 172, 0.25);
}

.btn-admin-red {
  background: var(--admin-danger);
  color: #ffffff;
}

.btn-admin-red:hover {
  background: #cc0010;
}

.btn-admin-outline {
  background: #ffffff;
  border-color: var(--admin-border);
  color: #475569;
}

.btn-admin-outline:hover {
  background: #f8fafc;
  border-color: #cbd5e1;
  color: var(--admin-text);
}

/* 数据表格 */
.admin-table-wrap {
  overflow-x: auto;
}

.admin-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.9rem;
}

.admin-table th {
  background: #f8fafc;
  color: #64748b;
  font-weight: 700;
  padding: 14px 16px;
  border-bottom: 1px solid var(--admin-border);
  white-space: nowrap;
}

.admin-table td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--admin-border);
  vertical-align: middle;
}

.admin-table tbody tr:hover {
  background: #f8fafc;
}

.table-thumb {
  width: 56px;
  height: 40px;
  border-radius: 6px;
  object-fit: cover;
  border: 1px solid var(--admin-border);
}

/* 徽章风格 */
.badge-tag {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 12px;
  font-size: 0.76rem;
  font-weight: 700;
}

/* 新闻分类徽章 */
.badge-company { background: #e0f2fe; color: #0369a1; }
.badge-media { background: #fef3c7; color: #b45309; }
.badge-industry { background: #dcfce7; color: #15803d; }
.badge-notice { background: #fee2e2; color: #b91c1c; }

/* 产品分类徽章 */
.badge-high { background: #fee2e2; color: #b91c1c; }
.badge-low { background: #e0f2fe; color: #0369a1; }
.badge-box { background: #fef3c7; color: #b45309; }
.badge-component { background: #dcfce7; color: #15803d; }
.badge-smart { background: #f3e8ff; color: #7e22ce; }

.action-btn-group {
  display: flex;
  gap: 8px;
}

.action-btn {
  padding: 4px 10px;
  border-radius: 6px;
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  border: 1px solid var(--admin-border);
  background: #ffffff;
  color: #334155;
  transition: all 0.15s ease;
  text-decoration: none;
}

.action-btn:hover {
  border-color: var(--admin-primary);
  color: var(--admin-primary);
}

.action-btn-del:hover {
  border-color: var(--admin-danger);
  color: var(--admin-danger);
  background: #fff1f2;
}

/* 模态弹窗 */
.admin-modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(15, 23, 42, 0.6);
  backdrop-filter: blur(4px);
  z-index: 1000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
  box-sizing: border-box;
}

.admin-modal-backdrop.active {
  display: flex;
}

.admin-modal-card {
  background: #ffffff;
  border-radius: 16px;
  width: 820px;
  max-width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 20px 50px rgba(0,0,0,0.25);
  display: flex;
  flex-direction: column;
}

.admin-modal-header {
  padding: 20px 28px;
  border-bottom: 1px solid var(--admin-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: sticky;
  top: 0;
  background: #ffffff;
  z-index: 10;
}

.admin-modal-header h3 {
  margin: 0;
  font-size: 1.25rem;
  color: var(--admin-text);
  font-weight: 800;
}

.admin-modal-close {
  background: none;
  border: none;
  font-size: 1.5rem;
  color: #94a3b8;
  cursor: pointer;
}

.admin-modal-body {
  padding: 28px;
  flex: 1;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  margin-bottom: 18px;
}

.form-grid-3 {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 18px;
  margin-bottom: 18px;
}

.form-group-full {
  margin-bottom: 18px;
}

.form-label {
  display: block;
  font-size: 0.88rem;
  font-weight: 700;
  color: #334155;
  margin-bottom: 6px;
}

.form-textarea {
  width: 100%;
  padding: 12px 14px;
  border-radius: 8px;
  border: 1px solid var(--admin-border);
  font-size: 0.9rem;
  font-family: inherit;
  box-sizing: border-box;
  outline: none;
  line-height: 1.6;
}

.form-textarea:focus {
  border-color: var(--admin-primary);
}

.editor-toolbar-hint {
  display: flex;
  gap: 8px;
  margin-bottom: 8px;
  flex-wrap: wrap;
}

.hint-tool-btn {
  padding: 4px 10px;
  font-size: 0.78rem;
  background: #f1f5f9;
  border: 1px solid #cbd5e1;
  border-radius: 4px;
  cursor: pointer;
  color: #475569;
}

.hint-tool-btn:hover {
  background: #e2e8f0;
  color: var(--admin-primary);
}

.admin-modal-footer {
  padding: 16px 28px;
  border-top: 1px solid var(--admin-border);
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  background: #f8fafc;
  position: sticky;
  bottom: 0;
}

@media (max-width: 900px) {
  .admin-stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .form-grid, .form-grid-3 {
    grid-template-columns: 1fr;
  }
  .admin-nav-tabs-bar {
    padding: 0 16px;
  }
}

@media (max-width: 600px) {
  .admin-stats-grid {
    grid-template-columns: 1fr;
  }
  .admin-navbar {
    padding: 0 16px;
  }
}